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From Philippe <watche...@gmail.com>
Subject Re: is it bad to have lots of column families?
Date Thu, 05 Jan 2012 13:36:03 GMT
My 0.8 production cluster contains around 150 CFs spread across 5
keyspaces. Haven't found that to be an issue (yet?).
Some of them are huge (dozens of GB), some are tiny (some MB).

Cheers

2012/1/5 aaron morton <aaron@thelastpickle.com>

> Sort of. Depends.
>
> In Cassandra automatic memory management means the server can support more
> CF's and it has apparently been tested to 100's or 1000's of CF's. Having
> lots of CF's will impact performance by putting memory and IO under
> pressure though.
>
> If you have 10's you should not have to worry too much. Best thing is to
> test and post your findings.
>
> Hope that helps.
>
> -----------------
> Aaron Morton
> Freelance Developer
> @aaronmorton
> http://www.thelastpickle.com
>
> On 5/01/2012, at 11:49 AM, Michael Cetrulo wrote:
>
> in a traditional database it's not a good a idea to have hundreds of
> tables but is it also bad to have hundreds of column families in cassandra?
> thank you.
>
>
>

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